Free Chemistry Resources
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AQA A Level Chemistry (2016)
Free notes, practice questions and answers covering the full AQA A Level Chemistry specification.
Free resourcesA Level Chemistry
Edexcel International A Level Chemistry
Free revision notes for Edexcel International A Level Chemistry, organised by topic for structured independent study.
Free resources
Honors Chemistry
Free notes, practice questions and answers aligned to core Honors Chemistry content.
Free resources
Legacy OCR A Chemistry
Free notes, practice questions and answers for the OCR A Chemistry specification.
Free resources
Legacy AQA Chemistry
Free notes, practice questions and answers for the legacy AQA Chemistry course.
Free resources
AP Chemistry
Free notes, practice questions and answers aligned to the AP Chemistry curriculum.
Free resources
West African Senior Secondary Chemistry
Free notes, practice questions and answers covering the full WASSCE Chemistry curriculum.
Free resourcesGo beyond the specification.
Explore blog explanations, extension reading and free revision resources designed to help students understand the deeper chemistry behind the syllabus.
A Level Chemistry Beyond
The Beyond the Curriculum blogs are designed to extend learning beyond the core specification, helping students develop a deeper and broader understanding of A Level Chemistry. They build on textbook extended reading by introducing more challenging ideas, context, and scientific insight. These articles are particularly useful for students aiming for top grades, as they support higher-level thinking and prepare them for more demanding exam questions.
Development of the Modern Atomic Model
Explore the structure of the atom, how isotopes differ and how electrons are arranged in shells and sub-shells.
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The Evolution of Chemical Symbols
Learn how to write and balance chemical equations, understand ionic equations and apply formulae correctly.
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Standardising Relative Atomic Mass
Understand how relative atomic mass is defined, how the mole concept works and why it is central to all of chemistry.
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Gas Volumes: Gay-Lussac and Avogadro
Practice calculating moles from mass, volume and concentration — the essential skill for every quantitative chemistry problem.
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Indicators and Volumetric Analysis
Explore how solutes dissolve in solvents, how to calculate concentration and how solution chemistry underpins titrations.
Read articleThe Nature of the Chemical Bond
Examine how ionic, covalent and metallic bonding arise and how bond type determines the structure and properties of materials.
Coming soonMendeleev and the Periodic Table
Discover how Mendeleev arranged the elements and what modern periodicity reveals about Groups 2 and 7.
Coming soonThe Birth of Organic Chemistry
Explore the historical origins of organic chemistry and master the core concepts of functional groups, nomenclature and isomerism.
Coming soonHow Crude Oil Shaped Modern Chemistry
Study the chemistry of alkanes and alkenes — from fractional distillation of crude oil to the addition reactions that drive industry.
Coming soonFrom Fermentation to Pharmaceuticals
Trace the chemistry of alcohols and halogenoalkanes and see how analytical techniques are used to identify organic compounds.
Coming soonLavoisier and the Conservation of Energy
Investigate enthalpy changes, Hess's law and bond enthalpies — and see how Lavoisier's legacy underpins modern thermochemistry.
Coming soonChemistry and the Natural World
Consider how chemistry governs the extraction and use of natural resources, and how sustainable processes are being developed.
Coming soonThe Art of the Experiment
Develop the core laboratory skills chemists rely on — from accurate measurement and safe technique to careful data recording.
Coming soonFaraday's Legacy: Aromatic Chemistry
Explore Faraday's discovery of benzene, the unique stability of arenes and the electrophilic substitution reactions of phenols.
Coming soonCarbon Double Bonds and Carbonyl Groups
Study the nucleophilic addition reactions of aldehydes and ketones and learn the tests that distinguish between them.
Coming soonThe Chemistry of Fats, Soaps and Flavours
Examine how carboxylic acids react to form esters — from soap-making and food flavourings to polymer precursors.
Coming soonNitrogen Compounds and the Dye Industry
Understand the basicity and nucleophilicity of amines and their historic role in the development of synthetic dyes.
Coming soonLife's Building Blocks: Amino Acids
Discover the structure of amino acids, the origin of chirality in biological molecules and its consequences for drug design.
Coming soonFrom Nylon to PET: Condensation Polymers
Explore how polyesters and polyamides are formed, their industrial uses and the environmental debate surrounding synthetic polymers.
Coming soonPlanning a Multi-Step Synthesis
Learn how to map out synthetic routes, select appropriate reagents and convert one functional group into another efficiently.
Coming soonDecoding Molecules: Spectroscopic Analysis
Apply IR, NMR and mass spectrometry together to deduce the structure of unknown organic compounds from spectral data.
Coming soonRate Laws and the Clock Reaction
Investigate how rate equations are determined experimentally and how the Arrhenius equation relates temperature to rate constants.
Coming soonHaber, Equilibrium and Industrial Chemistry
Study dynamic equilibrium and Le Chatelier's principle through the lens of the Haber process and other industrial applications.
Coming soonAcids, Bases and the pH Scale
Explore the Brønsted–Lowry theory, pH calculations for strong and weak acids and bases, and how buffer solutions maintain stable pH.
Coming soonThe Ionic Bond Revisited: Lattice Enthalpy
Construct Born–Haber cycles to calculate lattice enthalpies and understand what they reveal about the stability of ionic compounds.
Coming soonGibbs Energy and the Drive for Reaction
Examine how enthalpy and entropy together determine whether a chemical reaction is thermodynamically feasible.
Coming soonVolta, Faraday and the Electrochemical Cell
Explore standard electrode potentials, electrochemical cells and the principles behind hydrogen fuel cells.
Coming soonThe Hidden Chemistry of Transition Metals
Study the fascinating properties of transition metals — variable oxidation states, coloured complexes and catalytic activity.
Coming soonMastering Advanced Practical Chemistry
Build on foundational skills with more sophisticated experimental techniques, rigorous data analysis and critical evaluation of results.
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